package com.study.filter;


import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @PackgeName: com.study.filter
 * @ClassName: CharsetFilter
 * @Author: 严志祥
 * Date: 2022-05-10 9:33
 * project name: web_project_medal
 * @Version:
 * @Description:
 */
//@WebFilter("/admin/*")
public class AdminFilter implements Filter {

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest request = (HttpServletRequest) servletRequest;
        HttpServletResponse response = (HttpServletResponse) servletResponse;
//        request.setCharacterEncoding("UTF-8");
//        response.setContentType("text/html;charset=UTF-8");
        if(request.getSession().getAttribute("auth")==null){
            response.sendRedirect(request.getContextPath()+"/login.html");
        }else{
            filterChain.doFilter(request,response);//执行原有资源
        }
    }
}
